(19)

(11)

EP 4 038 874 A2

(12)

(88) Date of publication A3: 14.05.2021 (43) Date of publication: 10.08.2022 Bulletin 2022/32 (21) Application number: 20870540.0 (22) Date of filing: 30.09.2020

(51) International Patent Classification (IPC):  H04N 13/161(2018.01) H04N 19/70(2014.01) H04N 13/128(2018.01) H04N 13/178(2018.01) G06T 15/20(2011.01) H04N 19/597(2014.01) (52) Cooperative Patent Classification (CPC): G06T 9/001; H04N 19/597; H04N 19/70 (86) International application number: PCT/FI2020/050643 (87) International publication number: WO 2021/064289 (08.04.2021 Gazette 2021/14)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 30.09.2019 US 201962908092 P (71) Applicant: Nokia Technologies Oy 02610 Espoo (FI)	(72) Inventors: ROIMELA, Kimmo 33710 Tampere (FI) ILOLA, Lauri 81373 Munich (DE) MALAMAL VADAKITAL, Vinod Kumar 33870 Tampere (FI) (74) Representative: Nokia EPO representatives  Nokia Technologies Oy Karakaari 7 02610 Espoo 02610 Espoo (FI)